Denver Mountain Parks, by Wendy Rex-Atzet, Sally L. White and Erika D. Walker.On the 100th anniversary of their designation, a celebration of Denver’s mountain park system. With photographs by John Fielder.

Zera and the Green Man, by Sandra Knauf. Zera is turning 15 and can’t stand her life — until a gift from her grandmother helps Zera connect with nature in a passionate, and life-changing, way.

A River Divides, by Michael J. Roueche. Another Civil War novel from the Colorado recipient of the 2012 John Esten Cooke fiction award.

Fiction

The Circle, by Dave Eggers.Publishers Weekly calls this “a stunning work … a cautionary tale of subversive power in the digital age suavely packaged as a Silicon Valley social satire.”

Lighthouse Island, by Paulette Jiles.In an overpopulated future, a young orphan scours the “Pacific Northwest” for her parents.

Longbourn, by Jo Baker. The jacket notes call this a “belowstairs answer to Pride and Prejudice” in which “the servants take center stage.”

Secret Weapons

Hitler’s Furies, by Wendy Lower.Think the Nazi party was an old boys club? Not so fast — this author says the killing fields were full of German women, too.

Churchill’s Bomb, by Graham Farmelo.According to the author, Britain was at the forefront of nuclear-power development, and within striking distance of a bomb, when the Americans overtook ’em.

JFK’s assassination

Dallas 1963, by Bill Minutaglio and Steven L. Davis. The book jacket says Dallas in 1963 was a city “brewing with political passions … full of extreme and unlikely characters, many of them dead-set against Kennedy.”

The President Has been Shot, by James L. Swanson. An exploration of the events surrounding Kennedy’s assassination, written for young adults.

They Killed Our President, by Jesse Ventura.The former governer of Minnesota presents 63 reasons why we should believe there was a government conspiracy behind the crime.

Top Down, by Jim Lehrer. Subtitled “A Novel of the Kennedy Assassination,” this work of fiction by the lifelong journalist follows two characters haunted by the events in Dallas.